Cooler



FIG. 1 is a first perspective view of the cooler;

FIGS. 2 and 3 are further perspective views of the cooler;

FIG. 4 is a left side view of the cooler;

FIG. 5 is a right side view of the cooler;

FIG. 6 is a top view of the cooler;

FIG. 7 is a bottom view of the cooler;

FIG. 8 is a first end view of the cooler; and,

FIG. 9 is a second end view of the cooler.

The features of the cooler shown in the drawings in broken-lines are included for environmental purposes and form no part of the claimed design. 

CLAIM We claim the ornamental design for a cooler, as shown and described. 